package cn.edu.bupt.freewings.forum.desktop.view;

/*
 * Copyright (c) 1995 - 2008 Sun Microsystems, Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   - Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   - Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 *   - Neither the name of Sun Microsystems nor the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JDialog;
import javax.swing.JTextField;
import java.beans.*; //property change stuff
import java.awt.*;
import java.awt.event.*;

/* 1.4 example used by DialogDemo.java. */
class ServerConfigDialog extends JDialog implements ActionListener,
		PropertyChangeListener {
	private String typedText = null;
	private JTextField textField;
	private JFrame dd;

	private String magicWord;
	private JOptionPane optionPane;

	private String btnString1 = "Enter";
	private String btnString2 = "Cancel";

	/**
	 * Returns null if the typed string was invalid; otherwise, returns the string
	 * as the user entered it.
	 */
	public String getValidatedText() {
		return typedText;
	}

	public void setInitText(String initText){
		textField.setText(initText);
	}
	
	/** Creates the reusable dialog. */
	public ServerConfigDialog(Frame aFrame, String aWord, JFrame parent) {
		super(aFrame, true);
		this.setSize(500, 200);
		dd = parent;

		magicWord = aWord.toUpperCase();
		setTitle(aWord);

		textField = new JTextField(10);
		

		// Create an array of the text and components to be displayed.
		String msgString1 = "Please input server address:";
		String msgString2 = "";
		Object[] array = { msgString1, msgString2, textField };

		// Create an array specifying the number of dialog buttons
		// and their text.
		Object[] options = { btnString1, btnString2 };

		// Create the JOptionPane.
		optionPane = new JOptionPane(array, JOptionPane.QUESTION_MESSAGE,
				JOptionPane.YES_NO_OPTION, null, options, options[0]);

		// Make this dialog display it.
		setContentPane(optionPane);

		// Handle window closing correctly.
		setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);
		addWindowListener(new WindowAdapter() {
			public void windowClosing(WindowEvent we) {
				/*
				 * Instead of directly closing the window, we're going to change the
				 * JOptionPane's value property.
				 */
				optionPane.setValue(new Integer(JOptionPane.CLOSED_OPTION));
			}
		});

		// Ensure the text field always gets the first focus.
		addComponentListener(new ComponentAdapter() {
			public void componentShown(ComponentEvent ce) {
				textField.requestFocusInWindow();
			}
		});

		// Register an event handler that puts the text into the option pane.
		textField.addActionListener(this);

		// Register an event handler that reacts to option pane state changes.
		optionPane.addPropertyChangeListener(this);
	}

	/** This method handles events for the text field. */
	public void actionPerformed(ActionEvent e) {
		optionPane.setValue(btnString1);
	}

	public String getText() {
		return textField.getText();
	}

	/** This method reacts to state changes in the option pane. */
	public void propertyChange(PropertyChangeEvent e) {
		String prop = e.getPropertyName();

		if (isVisible()){
			
			Object value = optionPane.getValue();

			if (btnString1.equals(value)) {
				clearAndHide();
			} else { // user closed dialog or clicked cancel
				//typedText = null;
				clearAndHide();
			}
		}
	}

	/** This method clears the dialog and hides it. */
	public void clearAndHide() {
		//textField.setText(null);
		setVisible(false);
	}
}
